.logo {
  height: 45px;
  margin: 16px;
  text-align: center;
  /* background: rgba(255, 255, 255, 0.3); */
}
.logo img{
  height: 100%;
}
.logo2{
  display: none;
}
.ant-layout-sider-collapsed .logo2{
  display: inline-block;
}
.ant-layout-sider-collapsed .logo1{
  display: none;
}

.site-layout .site-layout-background {
  background: #fff;
}